ilgUnregisterSelectionCB

ilgUnregisterSelectionCB( 
[ S_name ]
)
=> t / nil

Unregisters a selection callback that was previously registered using ilgRegisterSelectionCB.

S_name

Name of the callback function.

`t`	The function was unregistered.
`nil`	The function is registered.

To unregister a selection callback:

ilgUnregisterSelectionCB('mySelCallback)
=> t

To unregister all selection callbacks:

ilgUnregisterSelectionCB() ;call without arguments
=> t